Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-23345

In the Linux kernel, the following vulnerability has been resolved: arm64: gcs: Do not set PTE_SHARED on GCS mappings if FEAT_LPA2 is enabled When FEAT_LPA2 is enabled, bits 8-9 of the PTE replace the shareability attribute with bits 50-51 of the output address. The _PAGE_GCS{,_RO} definitions include the PTE_SHARED bits as 0b11 (this matches the other _PAGE_* definitions) but using this macro directly leads to the following panic when enabling GCS on a system/model with LPA2: Unable to han
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f9493184d7ef09364023fbb1f0aee9006ea9cc2169e52040f14f6aae91bbef3a
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/arm64/include/asm/pgtable-prot.h","arch/arm64/mm/mmap.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ca1684dd297bf0725c1d487cff80e615497accf6","status":"affected","version":"6497b66ba6945f142902c7e8fce86e47016ead1c","versionType":"git"},{"lessThan":"1df3ef7e612d6ccbae5a48e1121553c47c2123d6","status":"affected","version":"6497b66ba6945f142902c7e8fce86e47016ead1c","versionType":"git"},{"lessThan":"8a85b3131225a8c8143ba2ae29c0eef8c1f9117f","status":"affect…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:829c206457a7e20151beedc6034018bee2055e2001845fb11eea4197f4709003 · sha256:b6fbb77af9111ec3… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["arch/arm64/include/asm/pgtable-prot.h","arch/arm64/mm/mmap.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.17","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","vers…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:829c206457a7e20151beedc6034018bee2055e2001845fb11eea4197f4709003 · sha256:b6fbb77af9111ec3… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/arm64/include/asm/pgtable-prot.h","arch/arm64/mm/mmap.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ca1684dd297bf0725c1d487cff80e615497accf6","status":"affected","version":"6497b66ba6945f142902c7e8fce86e47016ead1c","versionType":"git"},{"lessThan":"1df3ef7e612d6ccbae5a48e1121553c47c2123d6","status":"affected","version":"6497b66ba6945f142902c7e8fce86e47016ead1c","versionType":"git"},{"lessThan":"8a85b3131225a8c8143ba2ae29c0eef8c1f9117f","status":"affect…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:829c206457a7e20151beedc6034018bee2055e2001845fb11eea4197f4709003 · sha256:b6fbb77af9111ec3… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["arch/arm64/include/asm/pgtable-prot.h","arch/arm64/mm/mmap.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.13"},{"lessThan":"6.13","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.17","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","vers…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:829c206457a7e20151beedc6034018bee2055e2001845fb11eea4197f4709003 · sha256:b6fbb77af9111ec3… · /containers/cna/affected/1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/1df3ef7e612d6ccbae5a48e1121553c47c2123d6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:829c206457a7e20151beedc6034018bee2055e2001845fb11eea4197f4709003 · sha256:b6fbb77af9111ec3… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/8a85b3131225a8c8143ba2ae29c0eef8c1f9117f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:829c206457a7e20151beedc6034018bee2055e2001845fb11eea4197f4709003 · sha256:b6fbb77af9111ec3… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/ca1684dd297bf0725c1d487cff80e615497accf6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:829c206457a7e20151beedc6034018bee2055e2001845fb11eea4197f4709003 · sha256:b6fbb77af9111ec3… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

← Back to CVE Explorer